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MAINTENANCE
MAINTENANCE PROCEDURE
EVERY 5000 HOURS MAINTENANCE
Carry out the periodic maintenance work of every 100, 250, 500 and 1000 hours of operation at the same time.
CHANGE OIL IN HYDRAULIC TANK
WARNING
The parts and oil are at high temperature immediately after the engine is stopped, and may cause burns. Wait for the
temperature to go down before starting the work.
When removing the oil filler cap, turn it slowly to release the internal pressure, then remove it.
NOTICE
If the machine is equipped with a hydraulic breaker, the hydraulic oil will deteriorate much faster than during normal bucket
operations. For details, see "MAINTENANCE INTERVAL FOR HYDRAULIC BREAKER (PAGE 4-17)" when carrying out
maintenance.
Refill capacity: 154 liters (40.69 US gal)
Prepare a handle (for the socket wrench).
1. Swing the upper structure so that drain plug (P) at the lower
part of the suction tube comes to the middle of the left or right
track.
2. Retract the arm and bucket cylinders, then lower the boom and
put the teeth in contact with the ground.
3.
Set the lock lever to the LOCK position and stop the engine.
4.
Remove the cap of oil filler port (F) at the top of the hydraulic
tank.
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